PURPOSE: To obtain a solvent capable of peeling a tacky tape by applying from above the tacky tape applied to wall face, etc., by blending tetrachlorodifluoroethane with n-propyl alcohol, specific ethylene oxide adduct and specific alkyl phosphate.
CONSTITUTION: The aimed solvent obtained by blending (A) 1,1,2,2- tetrachloro-1,2-difluoroethane, preferably of 80-90 pts.wt. with (B) n-propyl alcohol, preferably of 10-20 pts.wt., (C) ethylene oxide adduct containing perfluoroalkyl group expressed by formula I or formula II (R) is 1-3C alkylene; R2 is ethylene; R3 is H or 1-5C alkyl; n is 6-12; m is positive integer), preferably of 0.1-0.2 pts.wt. and (D) alkyl phosphate containing perfluoroalkyl group expressed by formula III or formula IV (q is 0.5-2.5), preferably of 0.01-0.05 pts.wt.
IKUSHIMA KENJI
KINOSHITA TOSHIO
HARAGUCHI NOBUYASU
SEKISUI CHEMICAL CO LTD